milvus/internal/querynodev2/cluster/manager_test.go

83 lines
2.2 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cluster
import (
"testing"
"github.com/cockroachdb/errors"
"github.com/stretchr/testify/assert"
)
func TestManager(t *testing.T) {
t.Run("normal_get", func(t *testing.T) {
worker := &MockWorker{}
worker.EXPECT().IsHealthy().Return(true)
var buildErr error
var called int
builder := func(nodeID int64) (Worker, error) {
called++
return worker, buildErr
}
manager := NewWorkerManager(builder)
w, err := manager.GetWorker(0)
assert.Equal(t, worker, w)
assert.NoError(t, err)
assert.Equal(t, 1, called)
w, err = manager.GetWorker(0)
assert.Equal(t, worker, w)
assert.NoError(t, err)
assert.Equal(t, 1, called)
})
t.Run("builder_return_error", func(t *testing.T) {
worker := &MockWorker{}
worker.EXPECT().IsHealthy().Return(true)
var buildErr error
var called int
buildErr = errors.New("mocked error")
builder := func(nodeID int64) (Worker, error) {
called++
return worker, buildErr
}
manager := NewWorkerManager(builder)
_, err := manager.GetWorker(0)
assert.Error(t, err)
assert.Equal(t, 1, called)
})
t.Run("worker_not_healthy", func(t *testing.T) {
worker := &MockWorker{}
worker.EXPECT().IsHealthy().Return(false)
var buildErr error
var called int
builder := func(nodeID int64) (Worker, error) {
called++
return worker, buildErr
}
manager := NewWorkerManager(builder)
_, err := manager.GetWorker(0)
assert.Error(t, err)
assert.Equal(t, 1, called)
})
}